Rename MBEDTLS_CIPHER_ENCRYPT_ONLY as MBEDTLS_BLOCK_CIPHER_NO_DECRYPT

Signed-off-by: Yanray Wang <yanray.wang@arm.com>
diff --git a/library/cipher.c b/library/cipher.c
index 823987b..60c13a9 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -386,7 +386,7 @@
     ctx->key_bitlen = key_bitlen;
     ctx->operation = operation;
 
-#if !defined(MBEDTLS_CIPHER_ENCRYPT_ONLY)
+#if !defined(MBEDTLS_BLOCK_CIPHER_NO_DECRYPT)
     /*
      * For OFB, CFB and CTR mode always use the encryption key schedule
      */